Sciweavers

1315 search results - page 54 / 263
» Discovering Classification from Data of Multiple Sources
Sort
View
ICASSP
2009
IEEE
13 years 11 months ago
Multichannel nonnegative matrix factorization in convolutive mixtures. With application to blind audio source separation
We consider inference in a general data-driven object-based model of multichannel audio data, assumed generated as a possibly underdetermined convolutive mixture of source signals...
Alexey Ozerov, Cédric Févotte
EMNLP
2008
13 years 9 months ago
Online Methods for Multi-Domain Learning and Adaptation
NLP tasks are often domain specific, yet systems can learn behaviors across multiple domains. We develop a new multi-domain online learning framework based on parameter combinatio...
Mark Dredze, Koby Crammer
SIGMOD
1998
ACM
127views Database» more  SIGMOD 1998»
13 years 12 months ago
ARIADNE: A System for Constructing Mediators for Internet Sources
The Web is based on a browsing paradigm that makes it di cult to retrieve and integrate data from multiple sites. Today, the only way to achieve this integration is by building sp...
José Luis Ambite, Naveen Ashish, Greg Baris...
ICMI
2009
Springer
123views Biometrics» more  ICMI 2009»
14 years 2 months ago
Learning and predicting multimodal daily life patterns from cell phones
In this paper, we investigate the multimodal nature of cell phone data in terms of discovering recurrent and rich patterns in people’s lives. We present a method that can discov...
Katayoun Farrahi, Daniel Gatica-Perez
SDM
2010
SIAM
144views Data Mining» more  SDM 2010»
13 years 9 months ago
Predictive Modeling with Heterogeneous Sources
Lack of labeled training examples is a common problem for many applications. In the same time, there is usually an abundance of labeled data from related tasks. But they have diff...
Xiaoxiao Shi, Qi Liu, Wei Fan, Qiang Yang, Philip ...